Port GetTagMessages from Gitaly-Ruby to Gitaly

    - fix tests after new feature flag added
    Related to https://gitlab.com/gitlab-org/gitaly/issues/2123

spec/requests/api/internal/base_spec.rb

@@ -318,7 +318,7 @@ describe API::Internal::Base do
           expect(json_response["gitaly"]["repository"]["relative_path"]).to eq(project.repository.gitaly_repository.relative_path)
           expect(json_response["gitaly"]["address"]).to eq(Gitlab::GitalyClient.address(project.repository_storage))
           expect(json_response["gitaly"]["token"]).to eq(Gitlab::GitalyClient.token(project.repository_storage))
-          expect(json_response["gitaly"]["features"]).to eq('gitaly-feature-get-all-lfs-pointers-go' => 'true', 'gitaly-feature-inforef-uploadpack-cache' => 'true')
+          expect(json_response["gitaly"]["features"]).to eq('gitaly-feature-get-all-lfs-pointers-go' => 'true', 'gitaly-feature-inforef-uploadpack-cache' => 'true', 'gitaly-feature-get-tag-messages-go' => 'true')
           expect(user.reload.last_activity_on).to eql(Date.today)
         end
       end
@@ -338,7 +338,7 @@ describe API::Internal::Base do
             expect(json_response["gitaly"]["repository"]["relative_path"]).to eq(project.repository.gitaly_repository.relative_path)
             expect(json_response["gitaly"]["address"]).to eq(Gitlab::GitalyClient.address(project.repository_storage))
             expect(json_response["gitaly"]["token"]).to eq(Gitlab::GitalyClient.token(project.repository_storage))
-            expect(json_response["gitaly"]["features"]).to eq('gitaly-feature-get-all-lfs-pointers-go' => 'true', 'gitaly-feature-inforef-uploadpack-cache' => 'true')
+            expect(json_response["gitaly"]["features"]).to eq('gitaly-feature-get-all-lfs-pointers-go' => 'true', 'gitaly-feature-inforef-uploadpack-cache' => 'true', 'gitaly-feature-get-tag-messages-go' => 'true')
             expect(user.reload.last_activity_on).to be_nil
           end
         end
@@ -580,7 +580,7 @@ describe API::Internal::Base do
           expect(json_response["gitaly"]["repository"]["relative_path"]).to eq(project.repository.gitaly_repository.relative_path)
           expect(json_response["gitaly"]["address"]).to eq(Gitlab::GitalyClient.address(project.repository_storage))
           expect(json_response["gitaly"]["token"]).to eq(Gitlab::GitalyClient.token(project.repository_storage))
-          expect(json_response["gitaly"]["features"]).to eq('gitaly-feature-get-all-lfs-pointers-go' => 'true', 'gitaly-feature-inforef-uploadpack-cache' => 'true')
+          expect(json_response["gitaly"]["features"]).to eq('gitaly-feature-get-all-lfs-pointers-go' => 'true', 'gitaly-feature-inforef-uploadpack-cache' => 'true', 'gitaly-feature-get-tag-messages-go' => 'true')
         end
       end